Home / 27,189.74-37,537.93-17,126.81

Finding the Fourth Proportional to 27,189.74, 37,537.93 and 17,126.81

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Solution

The fourth proportional to 27,189.74, 37,537.93 and 17,126.81 is: 23,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.74 : 37,537.93 = 17,126.81 : x
  2. Step 2: Convert to fraction form
    27,189.74/37,537.93 = 17,126.81/x
  3. Step 3: Cross multiply
    27,189.74x = 37,537.93 × 17,126.81
  4. Step 4: Simplify right side
    27,189.74x = 642,904,969.39
  5. Step 5: Solve for x
    x = 642,904,969.39/27,189.74
  6. Step 6: Final answer
    x = 23,645.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.